Chapter 54: Cave Demon

After entering sleep through the Thought Preservation Technique, it was known as "Nourish the Mind and Body," also called "Fetal Breathing."

This was the most optimal mode of rest. With consciousness in meditation, between a state akin to dreaming and not dreaming, the mind worked in perfect harmony with the body's instincts. It used the stored nutrients to repair and shape the body perfectly.

A sleep of one or two hours under Thought Preservation could satisfy the daily needs of a common person, even if they were injured or depleted, and could be adjusted by sleeping a bit longer.

Upon waking, An Jing felt replete with spirit, clear and refreshed, though there were still some aches in his muscles and his injuries had not fully healed—this was merely due to insufficient nutrients and the shortness of time.

"I feel very good," he declared.

With a strong heartbeat, An Jing stood up and smoothly leaped from the beam to the ground, "Is there anything out of the ordinary?"